[ ] Six Ships over Four Years (-24 Industry)
I don't know, I guess I'm inclined to go with the middle option given a choice range like this. Cargo ships are supposed to be manufactured in quantity, so doing only four is like... why did we even bother? On the other hand, don't want to spend all our industry on cargo ships. So six I guess?
Well considering the tech that goes into starships, it's more like everything you build is a super carrier.